Allgood, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.2 °F (low) to 71.8 °F (high). Annual precipitation averages 58.4 Inches. Allgood is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 31.7 °F | 51.4 °F | 5.47 in. |
| February | 34.3 °F | 55.7 °F | 5.58 in. |
| March | 41.1 °F | 64.1 °F | 5.35 in. |
| April | 48.6 °F | 72.6 °F | 5.47 in. |
| May | 57.7 °F | 79.5 °F | 4.84 in. |
| June | 65.8 °F | 86.1 °F | 5.14 in. |
| July | 69.2 °F | 89.0 °F | 4.88 in. |
| August | 68.1 °F | 88.4 °F | 3.93 in. |
| September | 62.0 °F | 83.9 °F | 4.1 in. |
| October | 50.2 °F | 74.0 °F | 3.71 in. |
| November | 39.8 °F | 62.5 °F | 4.44 in. |
| December | 34.3 °F | 54.2 °F | 5.51 in. |
| Annual | 50.2 °F | 71.8 °F | 58.42 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |